Photographic light diffuser



FIG. 1 is a perspective view of a photographic light diffuser, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental designs for a photographic light diffuser, as shown and described. 